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authorAl Viro <viro@zeniv.linux.org.uk>2012-08-28 12:52:22 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-09-26 22:20:08 -0400
commit2903ff019b346ab8d36ebbf54853c3aaf6590608 (patch)
tree962d94054765bb37bc00e977c3036e65c5fd91fe /drivers/vfio
parenta5b470ba06aa3f96999ede5feba178df6bdb134a (diff)
downloadlinux-2903ff019b346ab8d36ebbf54853c3aaf6590608.tar.gz
switch simple cases of fget_light to fdget
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/vfio')
-rw-r--r--drivers/vfio/vfio.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 91bcd97d306..56097c6d072 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -1014,25 +1014,25 @@ static void vfio_group_try_dissolve_container(struct vfio_group *group)
static int vfio_group_set_container(struct vfio_group *group, int container_fd)
{
- struct file *filep;
+ struct fd f;
struct vfio_container *container;
struct vfio_iommu_driver *driver;
- int ret = 0, fput_needed;
+ int ret = 0;
if (atomic_read(&group->container_users))
return -EINVAL;
- filep = fget_light(container_fd, &fput_needed);
- if (!filep)
+ f = fdget(container_fd);
+ if (!f.file)
return -EBADF;
/* Sanity check, is this really our fd? */
- if (filep->f_op != &vfio_fops) {
- fput_light(filep, fput_needed);
+ if (f.file->f_op != &vfio_fops) {
+ fdput(f);
return -EINVAL;
}
- container = filep->private_data;
+ container = f.file->private_data;
WARN_ON(!container); /* fget ensures we don't race vfio_release */
mutex_lock(&container->group_lock);
@@ -1054,8 +1054,7 @@ static int vfio_group_set_container(struct vfio_group *group, int container_fd)
unlock_out:
mutex_unlock(&container->group_lock);
- fput_light(filep, fput_needed);
-
+ fdput(f);
return ret;
}